US3050218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosive fluid container fitting
Assignee: COPYMATION Inc
•
Filing: 1958-06-25
•
Granted: 1962-08-21
•
Expires: 1978-06-25
Abstract
No abstract record available.
Inventors
- 👤 Harvey Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:59
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/02; B65D7/04; B65D7/045; B65D47/00; B65D47/04; B65D47/06; B65D7/12; B65D7/40; B65D85/00; B65D85/70; B65D85/84; B65D2205/00; B65D2205/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US508767A
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US519513A
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FR435859A
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US1272888A
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US1557451A
Cited
US2070783A
Cited
US2171302A
Cited
US2698113A
Cited
US2723056A
Cited
US2822964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |